Once you are satisfied with your drawing:
GnaCAD tutorials, often found as PDF exercises on platforms like Scribd, focus on transitioning desktop CAD skills to Android, covering 2D/3D viewing, layer management, and large file support. These resources typically include technical drawing exercises and guides on exporting designs to PDF, often emphasizing the app's offline, mobile-based capabilities. For more details, visit RuStore . gnacad tutorial pdf
Select an object, choose a base point, and specify the destination point. Once you are satisfied with your drawing: GnaCAD